Price: (as of – Details) Plantronics CS520 Wireless Headset System [84692-01) Over-the-Head Binaural headset is the new over-the-head wireless headset to replace the CS361N and features the lightest DECT headset on the market. Go mobile and multi-task up to 350 feet from your desk with answer, Noise canceling microphone filters out background noise, end and… Continue reading Plantronics CS520 Binaural Wireless Headset System (Renewed)